James M. Utterback analyze one of the greatest technologies ever: Thomas Edison Light Bulb
Who invented the incandescent lamp?
However was Thomas Edison who won this competition. Beside other important factors such as incandescent material use, higher vacuum and high resistance lamp cited by several historians, the more important element in the Edison equation was his System Thinking approach to this innovation.
One more time in the history of technology, see DSL, FM, Color TV,… transition to one to another is the more sensitive value for customer acceptance.